CN108362610A - A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method - Google Patents
A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method Download PDFInfo
- Publication number
- CN108362610A CN108362610A CN201810248958.0A CN201810248958A CN108362610A CN 108362610 A CN108362610 A CN 108362610A CN 201810248958 A CN201810248958 A CN 201810248958A CN 108362610 A CN108362610 A CN 108362610A
- Authority
- CN
- China
- Prior art keywords
- valve
- sampling
- density
- value
- cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 33
- 238000000691 measurement method Methods 0.000 title claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 59
- 239000002002 slurry Substances 0.000 claims abstract description 39
- 238000011010 flushing procedure Methods 0.000 claims abstract description 37
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 33
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 210000002966 serum Anatomy 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000003814 drug Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 abstract description 3
- 230000023556 desulfurization Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000001739 density measurement Methods 0.000 abstract 1
- 230000003628 erosive effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/26—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring pressure differences
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of density that can be self-cleaning and pH value accurate measuring systems and measurement methods, are measured for serosity density measurement in the desulfurizing tower of large-scale power station wet desulfurization system and pH value.Existing density measuring equipment and pH value measuring device easily block, corrode, and seriously affect the safe operation of desulphurization system, and cannot reflect the actual value of slurries parameter in desulfurizing tower.Measuring system is connected with desulfurizing tower in the present invention, including sample tap, sampling valve, blowdown valve, pressure gauge, PH meters, overflow valve, flushing valve, dosing valve and dosing tank.Feature is that slurries in desulfurizing tower are introduced measuring device from different location respectively, measures serum density and pH value respectively, after being measured, then is rinsed to measuring system.On the one hand density measure and the pH value measurement to different location in desulfurizing tower are realized, not only more economically, but also the accuracy of measured value is improved, on the other hand can avoid the blocking and corrosion of measuring device with auto-flushing measuring system.
Description
Technical field
The present invention relates to a kind of desulfurization parameter measurement systems, and in particular to a kind of density that can be self-cleaning and pH value accurately measure
System and measurement method.
Background technology
Currently, environmental requirement is increasingly serious, heat power station largely depends on wet desulfurization system to meet environmentally friendly dirt
Object emission request is contaminated, and the serum density and pH value in desulfurizing tower are the important parameters for ensureing desulphurization system normal operation.But
Slurries in desulfurizing tower have viscosity and corrosivity, can result in blockage to power plant's density measuring equipment and pH value measuring device and rotten
Erosion, causes most power plant's densitometers and PH meter on-line measurement devices in paralyzed state, seriously affects the peace of desulphurization system
Row for the national games.
The existing densitometer of desulfurizing tower of electric power plant, PH meters cannot reflect the actual value of slurries parameter in desulfurizing tower, because these
Meter position is fixed, can only measure density, the pH value of fixed position, and such as application No. is 201410819201.4 China specially
Profit, and serum density and pH value in different location are differentiated in desulfurizing tower.
Invention content
It is an object of the invention to overcome above-mentioned deficiency existing in the prior art, and provide a kind of reasonable in design
Density and pH value accurate measuring systems and measurement method that can be self-cleaning, the densitometer and PH meters for solving desulfurizing tower block, corrode
And inaccurate problem.
Technical solution is used by the present invention solves the above problems：A kind of density that can be self-cleaning and pH value accurately measure and are
System, including desulfurizing tower, sampling system, measuring system and self-cleaning rinse-system, the sampling system, measuring system and self-cleaning flushing
System is respectively positioned on desulfurizing tower；It is characterized in that, the sampling system includes sample tap, sampling line, sampling valve and overflow valve,
The sample tap is arranged on desulfurizing tower, and the sample tap is connect with sampling line, and the sampling valve and overflow valve are mounted on and take
On sample pipeline；The measuring system includes pressure gauge and PH meters, and the pressure gauge is provided with 2 or more, the pressure gauge
It is mounted on sampling line with PH meters, the pressure gauge and PH meters are between sampling valve and overflow valve；It is described from
Clean rinse-system includes blowoff line, blowdown valve, flushing line, flushing valve, dosing pipe, dosing valve and dosing tank, the row
Dirty pipeline and flushing line are arranged on sampling line, the blowoff line and flushing line be located at sampling valve and overflow valve it
Between, the blowdown valve is mounted on blowoff line, and the flushing valve is mounted on flushing line, the dosing pipe and flush pipe
Road connects, and the dosing valve and dosing tank are mounted on dosing pipe.Sample tap can be arranged according to actual demand in desulfurizing tower
Any position, overflow valve is arranged in the end of sampling line, is used for protection system.Measuring system can be to appointing in desulfurizing tower
The slurries of meaning position measure, and increase the reliability of measurement result, meanwhile, the design of self-cleaning rinse-system can to pipeline into
Row more thoroughly cleaning, avoid pipeline leads to its blocking by slurry erosion.
Furthermore, the pressure gauge is provided with 2, and the PH meters are provided with 1.By obtaining 2 pressure
Height between the reading of table and 2 pressure gauges can calculate the density of slurries.
Furthermore, the sample tap is provided with multiple, and multiple sample taps are arranged in the different height position of desulfurizing tower.
The different height position of desulfurizing tower can be measured respectively, comprehensive multi-group data obtains final measurement, can more reflect de-
The overall condition of slurries in sulphur tower.
A kind of measurement method of density and pH value accurate measuring systems that as described above can be self-cleaning, which is characterized in that institute
It is as follows to state measurement method：Sampling valve is opened, the slurries in desulfurizing tower are entered by sample tap in sampling line, at this point, overflow valve
It opens, blowdown valve and flushing valve are closed；When slurries are flowed out by overflow valve, closing outflow valve and sampling valve, sampling process knot
Beam；The density and pH value of slurries are measured by pressure gauge and PH meters, PH meters directly read the pH value of slurries, and slurries are close
Degree carries out calculating acquisition by reading P1, P2 of 2 pressure gauges and the difference in height h of two pieces of pressure gauges；After measurement, open
Slurries are discharged in blowdown valve, open flushing valve, and measuring system is rinsed with clean water, then according to the pH value measured, open dosing valve
Release dosing tank in medicament so that it mix with clean water, cleaning flushing is carried out to measuring system, finally successively closing dosing valve,
Flushing valve and blowdown valve complete the cleaning to measuring system.Self-cleaning rinse-system contains clean water and rinses and dosing flushing two
Kind purging method, can be used alternatingly with clear water and medicament, ensure the spatter property of whole system.
Furthermore, during rinsing measuring system with clean water, according to opening for the pH value adjustment dosing valve of slurries
It spends to control the amount of release medicament.
Furthermore, when measuring the density of slurries, the reading for choosing multiple pressure gauges calculates the density of multigroup slurries.
It can be integrated according to the density data of multigroup slurries and obtain final result, improve the accuracy of measurement.
Furthermore, multigroup measurement result is obtained from the sampling of multiple sample taps.The slurries for flowing into measuring system have generation
It is table, comprehensive, it ensure that the accuracy of measurement result.
Compared with prior art, the present invention haing the following advantages and effect：The present invention can starch different location in desulfurizing tower
The density and pH value of liquid measure, and improve the accuracy of measurement result.Meanwhile the present invention can voluntarily carry out measuring system
It thoroughly rinses, ensures the spatter property of measuring system, avoid systemic breakdown, extend the service life of measuring system.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
In figure：Sampling valve 1, blowdown valve 2, overflow valve 3, dosing valve 4, pressure gauge 5, PH meters 6, dosing tank 7, sample tap
8, flushing valve 9, desulfurizing tower 10, sampling line 11, blowoff line 12, flushing line 13, dosing pipe 14.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following embodiment is to this hair
Bright explanation and the invention is not limited in following embodiments.
Embodiment.
Referring to Fig. 1, a kind of density that can be self-cleaning and pH value accurate measuring systems, including desulfurizing tower 10, sampling system, measurement
System and self-cleaning rinse-system, sampling system, measuring system and self-cleaning rinse-system are respectively positioned on desulfurizing tower 10.
Sampling system includes sample tap 8, sampling line 11, sampling valve 1 and overflow valve 3, and sample tap 8 is arranged in desulfurizing tower 10
On, sample tap 8 as needed may be provided on any position of desulfurizing tower 10, and sample tap 8 may be provided with multiple, multiple sample taps
8 are arranged in the different height position of desulfurizing tower 10；Sample tap 8 is connect with sampling line 11, for taking the slurries in desulfurizing tower 10,
Sampling valve 1 and overflow valve 3 are mounted on sampling line 11, and sampling valve 1 is mounted on the head of sampling line 11, for sampling, are overflow
The tail portion that valve 3 is mounted on sampling line 11 is flowed, the slurries of taking-up is made to stay in for measuring in sampling line 11, while being to measuring
System is protected.
Measuring system includes pressure gauge 5 and PH meters 6, and pressure gauge 5 is provided with 2 or more, in the present embodiment, pressure gauge
5 are provided with 2, and PH meters 6 are provided with 1；Pressure gauge 5 and PH meters 6 are mounted on sampling line 11, for measuring slurry
The density and pH value of liquid, pressure gauge 5 and PH meters 6 are between sampling valve 1 and overflow valve 3.
Self-cleaning rinse-system includes blowoff line 12, blowdown valve 2, flushing line 13, flushing valve 9, dosing pipe 14, dosing
Valve 4 and dosing tank 7, blowoff line 12 and flushing line 13 are arranged on sampling line 11, blowoff line 12 and flushing line 13
Between sampling valve 1 and overflow valve 3, for slurries and flushing liquor to be discharged, blowdown valve 2 is mounted on blowoff line 12, punching
Valve 9 is washed on flushing line 13, dosing pipe 14 is connect with flushing line 13, and dosing valve 4 and dosing tank 7 are mounted on dosing
On pipeline 13.
A kind of measurement method of density and pH value accurate measuring systems that as described above can be self-cleaning, measurement method are as follows：
Sampling valve 1 is opened, the slurries in desulfurizing tower 10 are entered by sample tap 8 in sampling line 11, at this point, overflow valve 3 is opened, blowdown
Valve 2 and flushing valve 9 are closed；When slurries are flowed out by overflow valve 3, closing outflow valve 3 and sampling valve 1, sampling process terminates；It is logical
Excess pressure table 5 and PH meters 6 measure the density and pH value of slurries, and PH meters directly read the pH value of slurries, serum density
Calculating acquisition is carried out by reading P1, P2 of 2 pressure gauges 5 and the difference in height h of two pieces of pressure gauges 5；After measurement, open
Slurries are discharged in blowdown valve 2, open flushing valve 9, and measuring system is rinsed with clean water, then according to the pH value measured, open dosing
The medicament that valve 4 discharges in dosing tank 7 makes it be mixed with clean water, and cleaning flushing is carried out to measuring system, finally closes and adds successively
Medicine valve 4, flushing valve 9 and blowdown valve 2 complete the cleaning to measuring system.
During rinsing measuring system with clean water, released according to the aperture of the pH value adjustment dosing valve 4 of slurries to control
Put the amount of medicament.When measuring the density of slurries, the reading that can choose multiple pressure gauges 5 calculates the density of multigroup slurries, also may be used
Multigroup measurement result is obtained from the sampling of multiple sample taps 8 and carries out comprehensive analysis.
Although the present invention is disclosed as above with embodiment, it is not limited to protection scope of the present invention, any to be familiar with
The technical staff of this technology changes and retouches made by without departing from the spirit and scope of the invention, should all belong to this hair
Bright protection domain.
Claims (7)
1. a kind of density that can be self-cleaning and pH value accurate measuring systems, including desulfurizing tower, sampling system, measuring system and self-cleaning punching
System is washed, the sampling system, measuring system and self-cleaning rinse-system are respectively positioned on desulfurizing tower；It is characterized in that, the sampling
System includes sample tap, sampling line, sampling valve and overflow valve, and the sample tap is arranged on desulfurizing tower, the sample tap with
Sampling line connects, and the sampling valve and overflow valve are mounted on sampling line；The measuring system includes that pressure gauge and PH are surveyed
Gauge, the pressure gauge are provided with 2 or more, and the pressure gauge and PH meters are mounted on sampling line, the pressure gauge
And PH meters are between sampling valve and overflow valve；The self-cleaning rinse-system includes blowoff line, blowdown valve, flush pipe
Road, flushing valve, dosing pipe, dosing valve and dosing tank, the blowoff line and flushing line are arranged on sampling line, described
Blowoff line and flushing line are between sampling valve and overflow valve, and the blowdown valve is mounted on blowoff line, the flushing
Valve is mounted on flushing line, and the dosing pipe is connect with flushing line, and the dosing valve and dosing tank are mounted on chemical feed pipe
On the road.
2. density that can be self-cleaning according to claim 1 and pH value accurate measuring systems, which is characterized in that the pressure gauge
2 are provided with, the PH meters are provided with 1.
3. density that can be self-cleaning according to claim 1 and pH value accurate measuring systems, which is characterized in that the sample tap
It is provided with multiple, multiple sample taps are arranged in the different height position of desulfurizing tower.
4. a kind of density that can be self-cleaning as claimed in any one of claims 1-3 and pH value accurate measuring systems
Measurement method, which is characterized in that the measurement method is as follows：Sampling valve is opened, the slurries in desulfurizing tower are entered by sample tap
In sampling line, at this point, overflow valve is opened, blowdown valve and flushing valve are closed；When slurries are flowed out by overflow valve, overflow is closed
Valve and sampling valve, sampling process terminate；The density and pH value of slurries are measured by pressure gauge and PH meters, PH meters are direct
Read the pH value of slurries, the reading P that serum density passes through 2 pressure gauges1、P2And the difference in height h of two pieces of pressure gauges is calculated
It obtains；It after measurement, opens blowdown valve and slurries is discharged, open flushing valve, measuring system is rinsed with clean water, then according to survey
The pH value obtained, the medicament opened in dosing valve release dosing tank make it be mixed with clean water, cleaning flushing are carried out to measuring system,
Dosing valve, flushing valve and blowdown valve are finally closed successively, complete the cleaning to measuring system.
5. the measurement method of density that can be self-cleaning and pH value accurate measuring systems according to claim 4, which is characterized in that
During rinsing measuring system with clean water, release medicament is controlled according to the aperture of the pH value adjustment dosing valve of slurries
Amount.
6. the measurement method of density that can be self-cleaning and pH value accurate measuring systems according to claim 4, which is characterized in that
When measuring the density of slurries, the reading for choosing multiple pressure gauges calculates the density of multigroup slurries.
7. the measurement method of density that can be self-cleaning and pH value accurate measuring systems according to claim 4, which is characterized in that
Multigroup measurement result is obtained from the sampling of multiple sample taps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810248958.0A CN108362610A (en) | 2018-03-25 | 2018-03-25 | A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810248958.0A CN108362610A (en) | 2018-03-25 | 2018-03-25 | A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108362610A true CN108362610A (en) | 2018-08-03 |
Family
ID=63001048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810248958.0A Pending CN108362610A (en) | 2018-03-25 | 2018-03-25 | A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108362610A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774381A (en) * | 2020-03-18 | 2020-10-16 | 华电电力科学研究院有限公司 | Automatic purging device for coal-fired power plant hearth pressure switch sampling pipe and control method thereof |
| CN117147379A (en) * | 2023-08-10 | 2023-12-01 | 四川维泰科创石油设备制造有限公司 | Intelligent viscosity monitoring method and system thereof |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005035103A1 (en) * | 2003-08-19 | 2005-04-21 | Wuhan Kaidi Electric Power Co., Ltd. | A reaction tower for dry desulfurizating flue gas |
| CN201191260Y (en) * | 2008-03-20 | 2009-02-04 | 北京博奇电力科技有限公司 | Intra-box serous fluid density measuring device |
| CN101809450A (en) * | 2007-09-26 | 2010-08-18 | 贝克曼考尔特公司 | Analysis device |
| CN202304586U (en) * | 2011-09-29 | 2012-07-04 | 厦门烟草工业有限责任公司 | Cleaning system of surface air cooler of air conditioner in cigarette production environment |
| CN202548033U (en) * | 2012-04-06 | 2012-11-21 | 福建鑫泽环保设备工程有限公司 | Instrument testing system for desulfurization device |
| CN203082862U (en) * | 2012-12-21 | 2013-07-24 | 中节能工业节能有限公司 | Cleaning device of heat recovery boiler |
| CN203203900U (en) * | 2013-04-28 | 2013-09-18 | 河北大唐国际张家口热电有限责任公司 | Device for measuring density of slurry in desulfuration absorption tower |
| CN104848736A (en) * | 2014-11-20 | 2015-08-19 | 青岛同创节能环保工程有限公司 | Heat supply system medicine-dosed descaling and cleaning circulation device |
| CN104860447A (en) * | 2015-06-03 | 2015-08-26 | 北京朗新明环保科技有限公司南京分公司 | Novel wet-process flue gas desulfurization wastewater treatment system |
| CN204865519U (en) * | 2015-06-30 | 2015-12-16 | 江西康翔环保有限公司 | Dual alkali scrubbing FGD process dust collector |
| CN205940855U (en) * | 2016-06-28 | 2017-02-08 | 大唐韩城第二发电有限责任公司 | Desulfurizing slurry density measurement system's pressure measuring equipment in power plant's desulfurization prewashing tower |
| CN206208688U (en) * | 2016-11-18 | 2017-05-31 | 大唐环境产业集团股份有限公司 | It is a kind of can auto-flushing slurry density measurement device |
| CN206399759U (en) * | 2016-12-30 | 2017-08-11 | 大唐贵州发耳发电有限公司 | A kind of device for serosity density measurement |
| CN206656936U (en) * | 2017-02-27 | 2017-11-21 | 上海明净环保科技有限公司 | A kind of device for improving desulfurizing tower pH value and Density Detection accuracy |
| CN107677337A (en) * | 2017-11-03 | 2018-02-09 | 大唐彬长发电有限责任公司 | Desulphurization system absorbing tower liquid-level measurement apparatus and measuring method |
| CN208239250U (en) * | 2018-03-25 | 2018-12-14 | 华电电力科学研究院有限公司 | A kind of density that can be self-cleaning and pH value accurate measuring systems |
-
2018
- 2018-03-25 CN CN201810248958.0A patent/CN108362610A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005035103A1 (en) * | 2003-08-19 | 2005-04-21 | Wuhan Kaidi Electric Power Co., Ltd. | A reaction tower for dry desulfurizating flue gas |
| CN101809450A (en) * | 2007-09-26 | 2010-08-18 | 贝克曼考尔特公司 | Analysis device |
| CN201191260Y (en) * | 2008-03-20 | 2009-02-04 | 北京博奇电力科技有限公司 | Intra-box serous fluid density measuring device |
| CN202304586U (en) * | 2011-09-29 | 2012-07-04 | 厦门烟草工业有限责任公司 | Cleaning system of surface air cooler of air conditioner in cigarette production environment |
| CN202548033U (en) * | 2012-04-06 | 2012-11-21 | 福建鑫泽环保设备工程有限公司 | Instrument testing system for desulfurization device |
| CN203082862U (en) * | 2012-12-21 | 2013-07-24 | 中节能工业节能有限公司 | Cleaning device of heat recovery boiler |
| CN203203900U (en) * | 2013-04-28 | 2013-09-18 | 河北大唐国际张家口热电有限责任公司 | Device for measuring density of slurry in desulfuration absorption tower |
| CN104848736A (en) * | 2014-11-20 | 2015-08-19 | 青岛同创节能环保工程有限公司 | Heat supply system medicine-dosed descaling and cleaning circulation device |
| CN104860447A (en) * | 2015-06-03 | 2015-08-26 | 北京朗新明环保科技有限公司南京分公司 | Novel wet-process flue gas desulfurization wastewater treatment system |
| CN204865519U (en) * | 2015-06-30 | 2015-12-16 | 江西康翔环保有限公司 | Dual alkali scrubbing FGD process dust collector |
| CN205940855U (en) * | 2016-06-28 | 2017-02-08 | 大唐韩城第二发电有限责任公司 | Desulfurizing slurry density measurement system's pressure measuring equipment in power plant's desulfurization prewashing tower |
| CN206208688U (en) * | 2016-11-18 | 2017-05-31 | 大唐环境产业集团股份有限公司 | It is a kind of can auto-flushing slurry density measurement device |
| CN206399759U (en) * | 2016-12-30 | 2017-08-11 | 大唐贵州发耳发电有限公司 | A kind of device for serosity density measurement |
| CN206656936U (en) * | 2017-02-27 | 2017-11-21 | 上海明净环保科技有限公司 | A kind of device for improving desulfurizing tower pH value and Density Detection accuracy |
| CN107677337A (en) * | 2017-11-03 | 2018-02-09 | 大唐彬长发电有限责任公司 | Desulphurization system absorbing tower liquid-level measurement apparatus and measuring method |
| CN208239250U (en) * | 2018-03-25 | 2018-12-14 | 华电电力科学研究院有限公司 | A kind of density that can be self-cleaning and pH value accurate measuring systems |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774381A (en) * | 2020-03-18 | 2020-10-16 | 华电电力科学研究院有限公司 | Automatic purging device for coal-fired power plant hearth pressure switch sampling pipe and control method thereof |
| CN111774381B (en) * | 2020-03-18 | 2023-12-05 | 华电电力科学研究院有限公司 | Automatic purging device for sampling tube of hearth pressure switch of coal-fired power plant and control method of automatic purging device |
| CN117147379A (en) * | 2023-08-10 | 2023-12-01 | 四川维泰科创石油设备制造有限公司 | Intelligent viscosity monitoring method and system thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208239250U (en) | A kind of density that can be self-cleaning and pH value accurate measuring systems | |
| CN108362610A (en) | A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method | |
| CN102489144A (en) | Measure apparatus of flue gas desulphurization absorbing tower, slurry pH meter and densitometer by using wet method and its method | |
| CN205506774U (en) | Duolite device of survey sulfonic acid group content | |
| CN109142646B (en) | Automatic sampling detection device of desulfurization absorption tower pH meter of thermal power factory | |
| CN102721784A (en) | Method for testing limestone reaction activity | |
| CN209166524U (en) | A kind of wet desulphurization slurry pH value and density joint-detection device | |
| CN110232980B (en) | Sampling device for calibrating online boron meter of nuclear power plant and online boron meter calibration system | |
| CN209625045U (en) | A kind of wet desulfuration tower detection device | |
| CN103630578A (en) | pH on-line measurement method and device of desulfurizing absorption tower | |
| CN102012352A (en) | Device for measuring density and pH value of slurry | |
| CN208969074U (en) | A kind of desulfuration absorbing tower pH meter on-line detecting system | |
| CN203772778U (en) | PH online measuring device for desulfurization absorption tower | |
| CN201247222Y (en) | Device for testing gypsum slurry pH | |
| CN208888112U (en) | A kind of corrosion tester of heat exchanger water passage | |
| CN2789731Y (en) | Movable pilot production oil well output gas-liquid comprehensive metering system | |
| CN206960447U (en) | It is a kind of to improve measurement stability and the analyzer structure of the degree of accuracy | |
| CN215931471U (en) | Water sample dilution detection device for hydropower station | |
| CN207408304U (en) | Online oily wastewater detection device based on ultraviolet fluorescence method | |
| CN206208688U (en) | It is a kind of can auto-flushing slurry density measurement device | |
| CN206168214U (en) | Close measuring device in absorption tower | |
| CN108152462A (en) | Power plant boiler water vapor surveillance device | |
| CN206756735U (en) | A kind of PH detection probes on-line measurement mounting structure | |
| CN214310022U (en) | Accurate measurement system of wet flue gas desulfurization thick liquid density and PH meter | |
| CN203908982U (en) | Absorption tower slurry detecting device provided with exhaust device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |